CN211426191U - Non-woven fabrics material air permeability tests contrast device - Google Patents
Non-woven fabrics material air permeability tests contrast device Download PDFInfo
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- CN211426191U CN211426191U CN201921992657.5U CN201921992657U CN211426191U CN 211426191 U CN211426191 U CN 211426191U CN 201921992657 U CN201921992657 U CN 201921992657U CN 211426191 U CN211426191 U CN 211426191U
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Abstract
The utility model provides a non-woven fabrics material air permeability test contrast device, including the experiment flat board and the support of establishing on the experiment flat board, the symmetry sets up the plunger subassembly on the support, the plunger subassembly includes a plunger section of thick bamboo and the plunger rod that slides and sets up in the plunger section of thick bamboo, and place the weight of pushing down on the plunger rod; the support both sides are provided with down and press the subassembly, it includes tubular column, preforming and heavy weight to press the subassembly down, the tubular column pass through the pipe with plunger barrel bottom tip intercommunication, tubular column bottom end with preforming sealing connection, just have the aperture that can supply the interior gas of tubular column to pass through on the preforming, heavy weight is placed on the preforming. The device compares, verifies and tests the air permeability difference between materials by a method of visually observing the moving speed of the object in a specific stroke, can obtain the excellent difference of the air permeability of the materials by utilizing data analysis, and has the advantages of simple structure, convenient and fast operation and low production and later maintenance cost.
Description
Technical Field
The utility model relates to a test equipment technical field particularly, relates to a non-woven fabrics material air permeability test contrast device.
Background
The air permeability test refers to the test of air permeability of various textile fabrics, such as textile products of industrial fabrics, non-woven fabrics and other air permeable materials, and has a very important role in industrial production for the test of the air permeability of the fabrics.
The existing method for testing the air permeability of the non-woven fabric is not standardized, and the test operation is carried out by electronic equipment in the field of the non-woven fabric.
Chinese patent CN201821892241 discloses a gas permeability spot test instrument, this instrument need be with the help of other supplementary consumptive materials (like absorbent paper, test paper) when the test, and the consumptive material is placed in the ventilative mouthful position of the device to the rethread use consumptive material, and the aqueous vapor can be through ventilative mouthful attached to the consumptive material, measures the water content of consumptive material or the transformation value of weight in a certain period and judges the difference of the gas permeability of this material. In actual production and quick verification contrast, the method has the disadvantages of incapability of efficiently and quickly judging, long test time through an electronic instrument and a method for combining with consumables, high technical requirement on actual operation, and high production cost and later maintenance cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a non-woven fabrics material air permeability tests contrast device, solved among the prior art can not high-efficient quick judgement, test time is long, and the operation technical requirement is high, the problem that the expense is high in the aspect of the maintenance in manufacturing cost and later stage.
In order to solve the technical problem, the utility model discloses a technical scheme is: a non-woven fabric material air permeability test comparison device comprises an experiment flat plate and a support arranged on the experiment flat plate, wherein plunger assemblies are symmetrically arranged on the support, each plunger assembly comprises a plunger cylinder, a plunger rod arranged in the plunger cylinder in a sliding mode, and a pressing weight placed on the plunger rod;
the support both sides are provided with down and press the subassembly, it includes tubular column, preforming and heavy weight to press the subassembly down, the tubular column pass through the pipe with plunger barrel bottom tip intercommunication, tubular column bottom end with preforming sealing connection, just have the aperture that can supply the interior gas of tubular column to pass through on the preforming, heavy weight is placed on the preforming.
According to the utility model discloses a non-woven fabrics material air permeability test contrast device that embodiment provided still includes the synchronization trigger subassembly, the synchronization trigger subassembly includes supporting beam, hand wheel, worm and restriction the worm wheel separation blade of plunger rod motion, a supporting beam fixed connection is on the support, the worm runs through a supporting beam upper portion, and its lower tip with support rotatable coupling, hand wheel fixed connection is at the worm upper end, worm wheel separation blade both ends swing joint be in on a supporting beam, just the worm wheel separation blade with the worm meshing is connected.
According to the utility model discloses a non-woven fabrics material air permeability test contrast device that embodiment provided, the worm wheel separation blade includes dwang, worm wheel and separation blade, dwang both ends rotatable coupling be in on a supporting beam both sides wall, the worm wheel cup joints the dwang middle part, and its with the worm meshing is connected, the plunger rod upper end all has a bulge loop, the separation blade is two, two separation blade one end fixed connection is on the dwang, the separation blade other end is located bulge loop below and with the bulge loop butt is used for the restriction the plunger rod downstream.
According to the utility model discloses a non-woven fabrics material air permeability test contrast device that embodiment provided, be provided with the rubber buffer on the tubular column, the pipe passes the rubber buffer extends to in the tubular column.
According to the utility model discloses a non-woven fabrics material air permeability test contrast device that embodiment provided, be provided with the scale that is used for reading plunger rod descending height on the plunger section of thick bamboo.
Compared with the prior art, the beneficial effects of the utility model include: set up two sets of test materials between experiment flat board and preforming, through set up two sets of plunger subassemblies on the support, and the cooperation triggers the subassembly in step, make two plunger rods fall in the plunger section of thick bamboo in step, the air in the plunger section of thick bamboo is discharged from the aperture on the preforming through the pipe, because different test materials air permeability can be different under the pressure of preforming, through observing the scale and take notes the whereabouts time of two plunger rods, reacing falling speed, the falling time of plunger rod short promptly fast then explains that this group of test material gas permeability is better than another group of test material.
The device compares, verifies and tests the air permeability difference between materials by a method of visually observing the moving speed of the object in a specific stroke, can obtain the excellent difference of the air permeability of the materials by utilizing data analysis, and has the advantages of simple structure, convenient and fast operation and low production and later maintenance cost.
Drawings
The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
fig. 1 schematically shows a schematic structural diagram of an air permeability test comparison device according to an embodiment of the present invention;
fig. 2 schematically shows a front view of a permeability test comparison apparatus according to an embodiment of the present invention;
fig. 3 schematically shows a cross-sectional view of a permeability test comparison apparatus according to an embodiment of the present invention.
Fig. 4 schematically shows a side view of a comparative apparatus for air permeability testing according to an embodiment of the present invention;
FIG. 5 is an enlarged schematic view at A in FIG. 4;
fig. 6 schematically shows a schematic structural diagram of a worm wheel baffle in an air permeability test comparison device according to an embodiment of the present invention.
Reference numbers in the figures: 1-experiment flat plate, 2-bracket, 3-plunger cylinder, 4-plunger rod, 5-supporting beam, 6-hand wheel, 7-worm, 8-worm wheel baffle, 81-rotating rod, 82-worm wheel, 83-baffle, 9-conduit, 10-pipe column, 11-heavy weight, 12-down weight, 13-pressing sheet, 14-rubber plug, 15-test material and 16-graduated scale.
Detailed Description
It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.
An embodiment according to the present invention is shown in conjunction with fig. 1 to 4. The utility model provides a non-woven fabrics material air permeability test contrast device, including experiment flat board 1 with establish support 2 on experiment flat board 1, the symmetry sets up two sets of plunger subassemblies on support 2, the plunger subassembly includes plunger barrel 3 and slides plunger rod 4 that sets up in plunger barrel 3, plunger rod 4 can carry out piston motion in plunger barrel 3, down-pressing weight 12 has been placed on plunger rod 4, be used for exerting pressure to plunger rod 4, promote plunger rod 4 downstream, be provided with on the plunger barrel 3 and be used for reading plunger rod 4 reduction height's scale 16.
Referring to fig. 5 and 6, in the present embodiment, the synchronous trigger assembly further includes a supporting beam 5, a hand wheel 6, a worm 7 and a worm wheel blocking piece 8, the supporting beam 5 is fixedly connected to the support 2, the worm 7 penetrates through the upper portion of the supporting beam 5, the lower end portion of the worm 7 is rotatably connected to the support 2, and the hand wheel 6 is fixedly connected to the upper end portion of the worm 7.
The worm wheel blocking piece comprises a rotating rod 81, a worm wheel 82 and two blocking pieces 83, two ends of the rotating rod 81 are rotatably connected to two side walls of the supporting beam 5, the worm wheel 82 is sleeved at the middle part of the rotating rod 81 and is meshed with the worm 7, a convex ring (not shown) is arranged at the upper end part of the plunger rod 4, the two blocking pieces 83 are arranged, one ends of the two blocking pieces 83 are fixedly connected to the rotating rod 81, and the other ends of the blocking pieces 83 are located below the convex ring and are abutted to the convex ring to limit the plunger rod 4 to move downwards. The hand wheel 6 is rotated to rotate the worm 7, the worm wheel and the worm are transmitted, the rotating rod 81 is further driven to rotate, the baffle 83 deflects downwards, and the plunger rod 4 is separated from the limit of the baffle 83 and moves downwards synchronously.
Be provided with the push down subassembly in 2 both sides of support, the push down subassembly includes tubular column 10, preforming 13 and heavy pressure weight 11, tubular column 10 passes through pipe 9 and 3 bottom end portions of a plunger section of thick bamboo intercommunication, be provided with rubber buffer 14 on the tubular column 10, pipe 9 passes rubber buffer 14 and extends to in the tubular column 10, tubular column 10 bottom end portion and preforming 13 sealing connection, and have the aperture that can supply the interior gas of tubular column 10 to pass through on the preforming 13, test material 15 places between preforming 13 and experiment flat board 1, heavy pressure weight 11 is placed on preforming 13, be used for compressing tightly test material 15.
The utility model discloses a non-woven fabrics material air permeability tests contrast device, during the experiment, set up two sets of test material 15 between experiment flat board 1 and preforming 13, through two sets of plunger subassemblies that set up on support 2, and the cooperation triggers the subassembly in step, it can make two plunger rods 4 fall in plunger section of thick bamboo 3 in step to rotate hand wheel 6, the air in plunger section of thick bamboo 3 passes through pipe 9 and discharges from the aperture on preforming 13, because different test material 15 can be different at the pressure of preforming 13 under air permeability, through observing the fall time of scale 16 and two plunger rods 4 of record, reachs the falling speed, the fall time of plunger rod 4 is short promptly fast and then explains this group of test material 15 gas permeability is better than another group of test material 15.
In conclusion, the device compares, verifies and tests the air permeability difference among the materials by a method of intuitively moving the object in a specific stroke, can obtain the excellent difference of the air permeability of the materials by utilizing data analysis, and has the advantages of simple structure, convenient and fast operation and low production and later maintenance cost.
The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.
Claims (5)
1. A non-woven fabric material air permeability test comparison device is characterized by comprising an experiment flat plate and a support arranged on the experiment flat plate, wherein plunger assemblies are symmetrically arranged on the support, each plunger assembly comprises a plunger cylinder, a plunger rod arranged in the plunger cylinder in a sliding manner, and a pressing weight arranged on the plunger rod;
the support both sides are provided with down and press the subassembly, it includes tubular column, preforming and heavy weight to press the subassembly down, the tubular column pass through the pipe with plunger barrel bottom tip intercommunication, tubular column bottom end with preforming sealing connection, just have the aperture that can supply the interior gas of tubular column to pass through on the preforming, heavy weight is placed on the preforming.
2. The non-woven fabric material air permeability testing and comparing device is characterized by further comprising a synchronous triggering assembly, wherein the synchronous triggering assembly comprises a supporting beam, a hand wheel, a worm and a worm wheel blocking piece for limiting the movement of the plunger rod, the supporting beam is fixedly connected to a support, the worm penetrates through the upper portion of the supporting beam, the lower end portion of the worm is rotatably connected with the support, the hand wheel is fixedly connected to the upper end portion of the worm, two ends of the worm wheel blocking piece are movably connected to the supporting beam, and the worm wheel blocking piece is meshed with the worm.
3. The non-woven fabric material air permeability test and comparison device according to claim 2, wherein the worm wheel blocking piece comprises a rotating rod, a worm wheel and two blocking pieces, two ends of the rotating rod are rotatably connected to two side walls of the supporting beam, the worm wheel is sleeved in the middle of the rotating rod and meshed with the worm, a convex ring is arranged at the upper end of the plunger rod, two blocking pieces are arranged, one end of each blocking piece is fixedly connected to the rotating rod, and the other end of each blocking piece is located below the convex ring and abutted against the convex ring so as to limit the downward movement of the plunger rod.
4. The non-woven fabric material air permeability test and comparison device as claimed in claim 1, wherein a rubber plug is arranged on the pipe column, and the conduit passes through the rubber plug and extends into the pipe column.
5. The non-woven fabric material air permeability test and comparison device is characterized in that a graduated scale for reading the descending height of the plunger rod is arranged on the plunger barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992657.5U CN211426191U (en) | 2019-11-18 | 2019-11-18 | Non-woven fabrics material air permeability tests contrast device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992657.5U CN211426191U (en) | 2019-11-18 | 2019-11-18 | Non-woven fabrics material air permeability tests contrast device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211426191U true CN211426191U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921992657.5U Active CN211426191U (en) | 2019-11-18 | 2019-11-18 | Non-woven fabrics material air permeability tests contrast device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211426191U (en) |
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2019
- 2019-11-18 CN CN201921992657.5U patent/CN211426191U/en active Active
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